From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4F41AC433DB for ; Sun, 17 Jan 2021 23:38:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 186AD2075B for ; Sun, 17 Jan 2021 23:38:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730672AbhAQXin (ORCPT ); Sun, 17 Jan 2021 18:38:43 -0500 Received: from smtp.hosts.co.uk ([85.233.160.19]:17259 "EHLO smtp.hosts.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729141AbhAQXim (ORCPT ); Sun, 17 Jan 2021 18:38:42 -0500 Received: from host86-157-192-59.range86-157.btcentralplus.com ([86.157.192.59] helo=[192.168.1.64]) by smtp.hosts.co.uk with esmtpa (Exim) (envelope-from ) id 1l1GvC-0003V0-5t; Sun, 17 Jan 2021 22:53:23 +0000 Subject: Re: What is the best way to combine 4 HDD's and 2 SSD's into a single filesystem? To: Cedric.dewijs@eclipso.eu, linux-raid@vger.kernel.org References: <950d061954e1f779739c9c5777b94ade@mail.eclipso.de> From: Wols Lists Message-ID: <6004C927.2070809@youngman.org.uk> Date: Sun, 17 Jan 2021 23:32:55 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.7.0 MIME-Version: 1.0 In-Reply-To: <950d061954e1f779739c9c5777b94ade@mail.eclipso.de> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-raid@vger.kernel.org On 17/01/21 20:35, Cedric.dewijs@eclipso.eu wrote: > Is it feasible to add a checksum to mdadm, much like btrfs has, so it can tell what drive (if any) has returned the correct data? put mdadm on top of dm-integrity https://raid.wiki.kernel.org/index.php/Dm-integrity Cheers, Wol